DF2110BVTE10 Renesas Electronics America, DF2110BVTE10 Datasheet - Page 296
DF2110BVTE10
Manufacturer Part Number
DF2110BVTE10
Description
MCU 3V 64K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2110BVTE10V.pdf
(561 pages)
Specifications of DF2110BVTE10
Core Processor
H8S/2000
Core Size
16-Bit
Speed
10MHz
Connectivity
Host Interface (LPC), I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
82
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Other names
HD64F2110BVTE10
HD64F2110BVTE10
HD64F2110BVTE10
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2110BVTE10V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 12 Serial Communication Interface (SCI)
12.6.3
Figure 12.16 shows an example of SCI operation for transmission in clocked synchronous mode.
In serial transmission, the SCI operates as described below.
1. The SCI monitors the TDRE flag in SSR, and if it is 0, recognizes that data has been written to
2. After transferring data from TDR to TSR, the SCI sets the TDRE flag to 1 and starts
3. 8-bit data is sent from the TxD pin synchronized with the output clock when output clock
4. The SCI checks the TDRE flag at the timing for sending the last bit.
5. If the TDRE flag is cleared to 0, data is transferred from TDR to TSR, and serial transmission
6. If the TDRE flag is set to 1, the TEND flag in SSR is set to 1, and the TxD pin maintains the
Figure 12.17 shows a sample flow chart for serial data transmission. Even if the TDRE flag is
cleared to 0, transmission will not start while a receive error flag (ORER, FER, or PER) is set to 1.
Make sure to clear the receive error flags to 0 before starting transmission. Note that clearing the
RE bit to 0 does not clear the receive error flags.
Rev. 2.00 Mar 21, 2006 page 256 of 518
REJ09B0299-0200
TDR, and transfers the data from TDR to TSR.
transmission. If the TIE bit in SCR is set to 1 at this time, a TXI interrupt request is generated.
Because the TXI interrupt routine writes the next transmit data to TDR before transmission of
the current transmit data has finished, continuous transmission can be enabled.
mode has been specified and synchronized with the input clock when use of an external clock
has been specified.
of the next frame is started.
output state of the last bit. If the TEIE bit in SCR is set to 1 at this time, a TEI interrupt request
is generated. The SCK pin is fixed high.
Figure 12.16 Example of SCI Transmit Operation in Clocked Synchronous Mode
Serial Data Transmission (Clocked Synchronous Mode)
Synchronization
clock
Serial data
TDRE
TEND
TXI interrupt
request generated
Data written to TDR
and TDRE flag cleared
to 0 in TXI interrupt
handling routine
Bit 0
Transfer direction
Bit 1
1 frame
Bit 7
TXI interrupt
request generated
Bit 0
Bit 1
TEI interrupt request
generated
Bit 6
Bit 7
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